Index: smawk/Cargo.toml
===================================================================
--- smawk.orig/Cargo.toml
+++ smawk/Cargo.toml
@@ -36,9 +36,6 @@ categories = [
 license = "MIT"
 repository = "https://github.com/mgeisler/smawk"
 
-[dependencies.ndarray]
-version = "0.15.4"
-optional = true
 
 [dev-dependencies.num-traits]
 version = "0.2.14"